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Western Ontario Steam Threshers Association

Thank You for viewing the Western Ontario Steam Threshers website. This site is designed and maintained by our members to provide information on the club, ongoing activities throughout the year and our annual show.


Mark your calendars for 2023!

The 2023 show is coming this August 11-13! Featuring Massey Harris, Massey-Ferguson, Wallis and Ferguson tractors. More details to come! Sign up for your 2023 Membership today!

Mark Your Calendar!

2023 Reunion – August 11-13

FEATURING – Massey Harris, Massey Ferguson, Wallis, Ferguson & Lesser Knowns

Tractor Pulls, Beer Garden, Live Music, Bean Pot, Vendors, Kids Program plus Steam Engines, Demonstrations and more.

More Helpful Information About The 2023 Reunion

2023 Massey Harris Collectible Tractor

Massey Ferguson Collectibles

For this year’s 66th W.O.S.T.A. anniversary we have Massey Ferguson collectible tractors for sale. Cost is $125 each. 55 units available! Email [email protected] to reserve.

On-Site Camping

We have camping available on-site! Campers must register prior to the event.

NEW E-Transfer Payment Option

Now you can pay for your membership and camping by e-transfer to [email protected]. *This is set up as auto deposit. Put your name in the notes and send an email with application forms.

Welcome To Our Site

The Western Ontario Steam Thresher’s Association is the oldest club of its kind in Ontario and has been described as the “Best Steam and Heritage Show in Canada”. We are proud of our founding members and the rich heritage of devoted individuals who have contributed countless hours to build and maintain the Western Ontario Steam Threshers Association.



Our show schedule is updated frequently. Check out this page for camping reservations and upcoming events.


Looking for a form or specific documentation? This page holds all of the important documents you will need to Become a Member, Become a Vendor, and more!

Become a Member

Looking to become a member? We have membership forms available for download on our Forms page.

Captured Moments From Past Reunions